var newX = 0; 
 
var speed = 12;

przesun = 0;

var currNode = 1; 

opened = false;

_scr = 548;	
 
suma = 4; 
 
function tick() {



	if (opened == false) { 
	
	opened = true;	
	nextPromo(1);
	
	}

	_x = document.getElementById('flowHolder').style.marginLeft;
	_x = parseInt(_x.replace("px", ""));
	
	_wdt = document.getElementById('flowHolder').style.width;
	_wdt = parseInt(_wdt.replace("px", ""));
	


	if (newX > 0) newX = 0;
	
	if (newX < -_wdt + _scr ) newX = -_wdt + _scr;	

	if (!_x) _x = 0;		
	
	if (newX < _x) {
		
		factor = _x - newX;
		
		if (factor < 1) przesun = newX; else
		
		przesun = _x - factor / speed;
		
	}
	
	if (newX > _x) {
				
		factor = newX - _x;
		
		if (factor < 1) przesun = newX; else
		
		przesun = _x + factor / speed;
		
	}


	if (newX < _x)
	myMove = Math.floor(przesun) +'px';
	
	if (newX > _x)
	myMove = Math.ceil(przesun) +'px';
	
	if (newX == _x) {
	myMove = _x +'px';	
			
	}	
		
	document.getElementById('flowHolder').style.marginLeft = myMove;
	
	setTimeout("tick()", 10);
 
}

function switchPromo(myNode, human) {

	if (human == true) unTickPromos();	

	if (myNode == suma) ukryj('pS_r'); else pokaz ('pS_r');
	if (myNode == 1) ukryj('pS_l'); else pokaz ('pS_l');

	if (myNode == 'p' || myNode == 'l') {
	
	if (myNode == 'p')
	currNode = Math.abs(newX / _scr) + 2;
	
	if (myNode == 'l')
	currNode = Math.abs(newX / _scr);		
					
	switchPromo(currNode);		
		
	klik('promoCnt'+currNode);
	
	lastNode = currNode;
		
	}
	
	if (myNode == parseInt(myNode)) {
	
	if (human != true || myNode != lastNode) {
	
	klik('promoCnt'+myNode);	
	lastNode = myNode;
	
	}
	
	newX = - ( (myNode - 1) * _scr);	
	
		for (a = 1; a <= suma; a++) {
		
			document.getElementById('promo'+a).style.backgroundImage = 'none';
			document.getElementById('promo'+a).style.color = '#36363d';
		
		}
		
			document.getElementById('promo'+myNode).style.backgroundImage = "url('gfx/curr.png')";
			document.getElementById('promo'+myNode).style.color = '#ffffff';
	
	}
	
	stopPlayers();

}

function nextPromo(n) {

	switchPromo(n, false);
	
	n++;
	
	if (n > suma) n = 1;

 	openNextPromo = setTimeout("nextPromo("+n+")", 5000);
	
}

function unTickPromos() {
	clearTimeout(openNextPromo); 	
}

function stopPlayers() {
	
	for (i = 1; i <= suma; i++) {
	
		player = document.getElementById('player'+i);
		if (player) player.sendEvent("PLAY", "false");
		
	
	}
	
}